{"id":"https://openalex.org/W34002530","doi":null,"title":"Center-to-limb variation of the network bright points in the solar photosphere","display_name":"Center-to-limb variation of the network bright points in the solar photosphere","publication_year":1991,"publication_date":"1991-06-01","ids":{"openalex":"https://openalex.org/W34002530","mag":"34002530"},"language":"en","primary_location":{"id":"mag:34002530","doi":null,"is_oa":false,"landing_page_url":"http://ui.adsabs.harvard.edu/abs/1991A&A...246..264A/abstract","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Astronomy and Astrophysics","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5081259699","display_name":"Herve Auffret","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"H. Auffret","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5072533582","display_name":"R. M\u00fcller","orcid":"https://orcid.org/0000-0002-9984-3280","observed_orcids":["https://orcid.org/0000-0002-9984-3280"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"R. M\u00fcller","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-9984-3280","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.3825,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.92591597,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"246","issue":"1","first_page":"264","last_page":"279"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10251","display_name":"Solar and Space Plasma Dynamics","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10251","display_name":"Solar and Space Plasma Dynamics","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/center-to-limb-variation","display_name":"center-to-limb variation","score":0.9929999709129333},{"id":"https://openalex.org/keywords/solar-photosphere","display_name":"solar photosphere","score":0.8259999752044678},{"id":"https://openalex.org/keywords/limb-darkening","display_name":"limb darkening","score":0.7720000147819519},{"id":"https://openalex.org/keywords/solar-equator","display_name":"solar equator","score":0.6399999856948853},{"id":"https://openalex.org/keywords/quiet-sun","display_name":"quiet Sun","score":0.5049999952316284}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8716753721237183},{"id":"https://openalex.org/C108884401","wikidata":"https://www.wikidata.org/wiki/Q6372","display_name":"Photosphere","level":3,"score":0.8203191757202148},{"id":"https://openalex.org/C2778334786","wikidata":"https://www.wikidata.org/wiki/Q1586270","display_name":"Variation (astronomy)","level":2,"score":0.7444744110107422},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.7323266863822937},{"id":"https://openalex.org/C12980444","wikidata":"https://www.wikidata.org/wiki/Q23538","display_name":"Equator","level":3,"score":0.663612961769104},{"id":"https://openalex.org/C2779463800","wikidata":"https://www.wikidata.org/wiki/Q5062222","display_name":"Center (category theory)","level":2,"score":0.5823432803153992},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.43710651993751526},{"id":"https://openalex.org/C3020199158","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"High resolution","level":2,"score":0.4243358075618744},{"id":"https://openalex.org/C122523270","wikidata":"https://www.wikidata.org/wiki/Q34027","display_name":"Latitude","level":2,"score":0.1301521360874176},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.08601915836334229},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.07891622185707092},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.0},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:34002530","doi":null,"is_oa":false,"landing_page_url":"http://ui.adsabs.harvard.edu/abs/1991A&A...246..264A/abstract","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Astronomy and Astrophysics","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":53,"referenced_works":["https://openalex.org/W655169260","https://openalex.org/W1733811938","https://openalex.org/W1984116321","https://openalex.org/W1990256683","https://openalex.org/W2008161258","https://openalex.org/W2018461954","https://openalex.org/W2024509488","https://openalex.org/W2026251305","https://openalex.org/W2034526804","https://openalex.org/W2040185145","https://openalex.org/W2052278196","https://openalex.org/W2055683014","https://openalex.org/W2057036875","https://openalex.org/W2066266046","https://openalex.org/W2097137621","https://openalex.org/W2099120380","https://openalex.org/W2124724614","https://openalex.org/W2130264155","https://openalex.org/W2142886010","https://openalex.org/W2150198660","https://openalex.org/W2171287344","https://openalex.org/W2188886433","https://openalex.org/W2321131195","https://openalex.org/W2419810444","https://openalex.org/W2601526466","https://openalex.org/W2607981349","https://openalex.org/W2616137695","https://openalex.org/W2776151271","https://openalex.org/W2790131185","https://openalex.org/W2807288641","https://openalex.org/W2889899651","https://openalex.org/W2892345189","https://openalex.org/W2893816652","https://openalex.org/W2893886302","https://openalex.org/W2898800431","https://openalex.org/W2904629486","https://openalex.org/W2910073731","https://openalex.org/W2922200027","https://openalex.org/W2936099309","https://openalex.org/W2950573118","https://openalex.org/W2978088992","https://openalex.org/W2999286487","https://openalex.org/W3028413163","https://openalex.org/W3037664934","https://openalex.org/W3044896395","https://openalex.org/W3046311921","https://openalex.org/W3084176863","https://openalex.org/W3107982563","https://openalex.org/W3108015675","https://openalex.org/W3109515821","https://openalex.org/W4239312241","https://openalex.org/W4253966971","https://openalex.org/W6828204664"],"related_works":["https://openalex.org/W7166712866","https://openalex.org/W2009211920","https://openalex.org/W4255037114","https://openalex.org/W7167834452","https://openalex.org/W135978531","https://openalex.org/W2045056626","https://openalex.org/W98578387","https://openalex.org/W3044758545","https://openalex.org/W2064009787","https://openalex.org/W2089771081"],"abstract_inverted_index":{"A":[0],"set":[1],"of":[2,17,20,81],"very":[3],"high":[4],"resolution":[5],"photographs":[6],"is":[7,78],"used":[8],"to":[9,54,64],"analyse":[10],"in":[11],"detail":[12],"the":[13,18,21,28,36,45,51,65,74],"center-to-limb":[14],"variation":[15],"(CLV)":[16],"contrast":[19,46],"network":[22],"bright":[23],"points":[24],"(NBPs)":[25],"which":[26],"form":[27],"photospheric":[29],"network.":[30],"The":[31],"observations":[32],"were":[33],"made":[34],"along":[35],"equator,":[37],"away":[38],"from":[39,48],"active":[40],"regions.":[41],"On":[42],"an":[43],"average,":[44],"increases":[47],"8%":[49],"at":[50,56],"disk":[52],"center":[53],"27%":[55],"\u03bc":[57],"=":[58],"0.3":[59],"and":[60],"then":[61],"decreases":[62],"closer":[63],"limb.":[66],"However,":[67],"because":[68],"most":[69],"NBPs":[70],"disappear":[71],"selectively":[72],"toward":[73],"limb,":[75],"this":[76],"CLV":[77],"not":[79],"representative":[80],"a":[82],"characteristic":[83],"point":[84]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}